[SPARK-17109] When we serialize UserDefinedGenerator to json, scala reflection throws an error

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Not A Problem
• Component/s: SQL
• Assignee: Unassigned
• Reporter: Wenchen Fan
• Created: 17/Aug/16 16:27
• Updated: 12/Dec/22 18:10
• Resolved: 08/Oct/17 16:16

Description

[info] - simple explode *** FAILED *** (19 milliseconds)
[info]   Failed to parse logical plan to JSON:
[info]   Project [word#128]
[info]   +- Generate UserDefinedGenerator(words#126), true, false, None, [word#128]
[info]      +- Project [_1#125 AS words#126]
[info]         +- LocalRelation [_1#125], [[a b c],[d e]] (QueryTest.scala:214)
[info]   org.scalatest.exceptions.TestFailedException:
[info]   at org.scalatest.Assertions$class.newAssertionFailedException(Assertions.scala:496)
[info]   at org.scalatest.FunSuite.newAssertionFailedException(FunSuite.scala:1555)
[info]   at org.scalatest.Assertions$class.fail(Assertions.scala:1348)
[info]   at org.scalatest.FunSuite.fail(FunSuite.scala:1555)
[info]   at org.apache.spark.sql.QueryTest.checkJsonFormat(QueryTest.scala:214)
[info]   at org.apache.spark.sql.QueryTest.checkAnswer(QueryTest.scala:137)
[info]   at org.apache.spark.sql.DataFrameSuite$$anonfun$10.apply$mcV$sp(DataFrameSuite.scala:122)
[info]   at org.apache.spark.sql.DataFrameSuite$$anonfun$10.apply(DataFrameSuite.scala:119)
[info]   at org.apache.spark.sql.DataFrameSuite$$anonfun$10.apply(DataFrameSuite.scala:119)
[info]   at org.scalatest.Transformer$$anonfun$apply$1.apply$mcV$sp(Transformer.scala:22)
[info]   at org.scalatest.OutcomeOf$class.outcomeOf(OutcomeOf.scala:85)
[info]   at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
[info]   at org.scalatest.Transformer.apply(Transformer.scala:22)
[info]   at org.scalatest.Transformer.apply(Transformer.scala:20)
[info]   at org.scalatest.FunSuiteLike$$anon$1.apply(FunSuiteLike.scala:166)
[info]   at org.apache.spark.SparkFunSuite.withFixture(SparkFunSuite.scala:42)
[info]   at org.scalatest.FunSuiteLike$class.invokeWithFixture$1(FunSuiteLike.scala:163)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:175)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:175)
[info]   at org.scalatest.SuperEngine.runTestImpl(Engine.scala:306)
[info]   at org.scalatest.FunSuiteLike$class.runTest(FunSuiteLike.scala:175)
[info]   at org.scalatest.FunSuite.runTest(FunSuite.scala:1555)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:208)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:208)
[info]   at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:413)
[info]   at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:401)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:401)
[info]   at org.scalatest.SuperEngine.org$scalatest$SuperEngine$$runTestsInBranch(Engine.scala:396)
[info]   at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:483)
[info]   at org.scalatest.FunSuiteLike$class.runTests(FunSuiteLike.scala:208)
[info]   at org.scalatest.FunSuite.runTests(FunSuite.scala:1555)
[info]   at org.scalatest.Suite$class.run(Suite.scala:1424)
[info]   at org.scalatest.FunSuite.org$scalatest$FunSuiteLike$$super$run(FunSuite.scala:1555)
[info]   at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:212)
[info]   at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:212)
[info]   at org.scalatest.SuperEngine.runImpl(Engine.scala:545)
[info]   at org.scalatest.FunSuiteLike$class.run(FunSuiteLike.scala:212)
[info]   at org.apache.spark.sql.DataFrameSuite.org$scalatest$BeforeAndAfterAll$$super$run(DataFrameSuite.scala:36)
[info]   at org.scalatest.BeforeAndAfterAll$class.liftedTree1$1(BeforeAndAfterAll.scala:257)
[info]   at org.scalatest.BeforeAndAfterAll$class.run(BeforeAndAfterAll.scala:256)
[info]   at org.apache.spark.sql.DataFrameSuite.run(DataFrameSuite.scala:36)
[info]   at org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:462)
[info]   at org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:671)
[info]   at sbt.ForkMain$Run$2.call(ForkMain.java:294)
[info]   at sbt.ForkMain$Run$2.call(ForkMain.java:284)
[info]   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[info]   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[info]   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[info]   at java.lang.Thread.run(Thread.java:745)
[info]   Cause: java.lang.AssertionError: assertion failed: Unsound substitution from List(type T1, type T2, type T3) to List()
[info]   at scala.reflect.internal.Types$SubstMap.<init>(Types.scala:4644)
[info]   at scala.reflect.internal.Types$SubstTypeMap.<init>(Types.scala:4761)
[info]   at scala.reflect.internal.Types$Type.subst(Types.scala:796)
[info]   at scala.reflect.internal.Types$TypeApiImpl.substituteTypes(Types.scala:321)
[info]   at scala.reflect.internal.Types$TypeApiImpl.substituteTypes(Types.scala:298)
[info]   at org.apache.spark.sql.catalyst.ScalaReflection$$anonfun$getConstructorParameters$1.apply(ScalaReflection.scala:769)
[info]   at org.apache.spark.sql.catalyst.ScalaReflection$$anonfun$getConstructorParameters$1.apply(ScalaReflection.scala:768)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
[info]   at scala.collection.AbstractTraversable.map(Traversable.scala:105)
[info]   at org.apache.spark.sql.catalyst.ScalaReflection$class.getConstructorParameters(ScalaReflection.scala:768)
[info]   at org.apache.spark.sql.catalyst.ScalaReflection$.getConstructorParameters(ScalaReflection.scala:30)
[info]   at org.apache.spark.sql.catalyst.ScalaReflection$.getConstructorParameters(ScalaReflection.scala:610)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.org$apache$spark$sql$catalyst$trees$TreeNode$$parseToJson(TreeNode.scala:550)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$org$apache$spark$sql$catalyst$trees$TreeNode$$parseToJson$7.apply(TreeNode.scala:539)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$org$apache$spark$sql$catalyst$trees$TreeNode$$parseToJson$7.apply(TreeNode.scala:539)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
[info]   at scala.collection.AbstractTraversable.map(Traversable.scala:105)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.org$apache$spark$sql$catalyst$trees$TreeNode$$parseToJson(TreeNode.scala:539)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$jsonFields$2.apply(TreeNode.scala:516)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$jsonFields$2.apply(TreeNode.scala:507)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
[info]   at scala.collection.AbstractTraversable.map(Traversable.scala:105)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.jsonFields(TreeNode.scala:507)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.org$apache$spark$sql$catalyst$trees$TreeNode$$collectJsonValue$1(TreeNode.scala:492)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.jsonValue(TreeNode.scala:497)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.org$apache$spark$sql$catalyst$trees$TreeNode$$parseToJson(TreeNode.scala:537)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$jsonFields$2.apply(TreeNode.scala:516)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$jsonFields$2.apply(TreeNode.scala:507)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
[info]   at scala.collection.AbstractTraversable.map(Traversable.scala:105)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.jsonFields(TreeNode.scala:507)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.org$apache$spark$sql$catalyst$trees$TreeNode$$collectJsonValue$1(TreeNode.scala:492)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$org$apache$spark$sql$catalyst$trees$TreeNode$$collectJsonValue$1$1.apply(TreeNode.scala:494)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$org$apache$spark$sql$catalyst$trees$TreeNode$$collectJsonValue$1$1.apply(TreeNode.scala:494)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.org$apache$spark$sql$catalyst$trees$TreeNode$$collectJsonValue$1(TreeNode.scala:494)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.jsonValue(TreeNode.scala:497)
[info]   at org.apache.spark.sql.catalyst.trees.TreeNode.toJSON(TreeNode.scala:483)
[info]   at org.apache.spark.sql.QueryTest.checkJsonFormat(QueryTest.scala:211)
[info]   at org.apache.spark.sql.QueryTest.checkAnswer(QueryTest.scala:137)
[info]   at org.apache.spark.sql.DataFrameSuite$$anonfun$10.apply$mcV$sp(DataFrameSuite.scala:122)
[info]   at org.apache.spark.sql.DataFrameSuite$$anonfun$10.apply(DataFrameSuite.scala:119)
[info]   at org.apache.spark.sql.DataFrameSuite$$anonfun$10.apply(DataFrameSuite.scala:119)
[info]   at org.scalatest.Transformer$$anonfun$apply$1.apply$mcV$sp(Transformer.scala:22)
[info]   at org.scalatest.OutcomeOf$class.outcomeOf(OutcomeOf.scala:85)
[info]   at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
[info]   at org.scalatest.Transformer.apply(Transformer.scala:22)
[info]   at org.scalatest.Transformer.apply(Transformer.scala:20)
[info]   at org.scalatest.FunSuiteLike$$anon$1.apply(FunSuiteLike.scala:166)
[info]   at org.apache.spark.SparkFunSuite.withFixture(SparkFunSuite.scala:42)
[info]   at org.scalatest.FunSuiteLike$class.invokeWithFixture$1(FunSuiteLike.scala:163)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:175)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:175)
[info]   at org.scalatest.SuperEngine.runTestImpl(Engine.scala:306)
[info]   at org.scalatest.FunSuiteLike$class.runTest(FunSuiteLike.scala:175)
[info]   at org.scalatest.FunSuite.runTest(FunSuite.scala:1555)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:208)
[info]   at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:208)
[info]   at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:413)
[info]   at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:401)
[info]   at scala.collection.immutable.List.foreach(List.scala:318)
[info]   at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:401)
[info]   at org.scalatest.SuperEngine.org$scalatest$SuperEngine$$runTestsInBranch(Engine.scala:396)
[info]   at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:483)
[info]   at org.scalatest.FunSuiteLike$class.runTests(FunSuiteLike.scala:208)
[info]   at org.scalatest.FunSuite.runTests(FunSuite.scala:1555)
[info]   at org.scalatest.Suite$class.run(Suite.scala:1424)
[info]   at org.scalatest.FunSuite.org$scalatest$FunSuiteLike$$super$run(FunSuite.scala:1555)
[info]   at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:212)
[info]   at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:212)
[info]   at org.scalatest.SuperEngine.runImpl(Engine.scala:545)
[info]   at org.scalatest.FunSuiteLike$class.run(FunSuiteLike.scala:212)
[info]   at org.apache.spark.sql.DataFrameSuite.org$scalatest$BeforeAndAfterAll$$super$run(DataFrameSuite.scala:36)
[info]   at org.scalatest.BeforeAndAfterAll$class.liftedTree1$1(BeforeAndAfterAll.scala:257)
[info]   at org.scalatest.BeforeAndAfterAll$class.run(BeforeAndAfterAll.scala:256)
[info]   at org.apache.spark.sql.DataFrameSuite.run(DataFrameSuite.scala:36)
[info]   at org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:462)
[info]   at org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:671)
[info]   at sbt.ForkMain$Run$2.call(ForkMain.java:294)
[info]   at sbt.ForkMain$Run$2.call(ForkMain.java:284)
[info]   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[info]   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[info]   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[info]   at java.lang.Thread.run(Thread.java:745)

The stacktrace to run `DataFrameSuite.simple explode` in branch 1.6

Issue Links

• is a clone of: SPARK-17102 bypass UserDefinedGenerator for json format check